Stay updated with real-time air quality in Northwich, Cheshire West and Chester featuring accurate data on AQI, PM2.5, PM10, O3, NO2, SO2, and CO levels. Use our interactive map and detailed forecasts to monitor pollution trends, manage health risks, and plan your daily activities with confidence.
Live AQI (Air Quality Index)
52
Moderate
Northwich, Cheshire West and Chester
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
9.73 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
26.22 μg/m³
0
55
155
255
425
605+
18.81 ppb
0
55
71
86
201
201+
1.05 ppb
0
36
76
186
605
1005+
29.06 ppb
0
54
101
361
1250
2050+
0.77 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Northwich, Cheshire West and Chester
Northwich, Cheshire West and Chester
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AQI 56
Moderate
11.69μg/m³
PM2.5
18.82μg/m³
PM10
22.80ppb
O3
0.81ppb
SO2
18.96ppb
NO2
0.81ppm
CO
AQI 52
Moderate
9.98μg/m³
PM2.5
15.23μg/m³
PM10
22.25ppb
O3
0.82ppb
SO2
27.00ppb
NO2
0.81ppm
CO
AQI 52
Moderate
10.16μg/m³
PM2.5
14.84μg/m³
PM10
21.55ppb
O3
0.82ppb
SO2
26.87ppb
NO2
0.81ppm
CO
AQI 54
Moderate
11.26μg/m³
PM2.5
20.62μg/m³
PM10
18.20ppb
O3
0.83ppb
SO2
27.71ppb
NO2
0.81ppm
CO
AQI 52
Moderate
10.19μg/m³
PM2.5
15.94μg/m³
PM10
24.86ppb
O3
0.82ppb
SO2
14.99ppb
NO2
0.81ppm
CO
AQI 44
Good
7.76μg/m³
PM2.5
20.81μg/m³
PM10
22.12ppb
O3
0.79ppb
SO2
36.31ppb
NO2
0.81ppm
CO
Air quality measurements for Cheshire West and Chester, UK meet strict US EPA standards. These measurements are collected from reliable sources, including satellites and ground-based monitoring systems. Advanced algorithms and machine learning techniques are applied to the data, factoring in variables such as traffic and population density, to ensure precision and reliability.
Source: Ambee Data Sources
Air quality data for Northwich, Cheshire West and Chester is updated on an hourly basis.
The worst air quality in Northwich, Cheshire West and Chester was recorded at 11:00:00 on 2026-11-12.
The best air quality in Northwich, Cheshire West and Chester was recorded at 06:00:00 on 2026-11-12.
The real-time air quality index in Northwich, Cheshire West and Chester is 52, currently categorized as Moderate.
The most common pollutant in Northwich, Cheshire West and Chester is PM2.5.
If the air quality in Northwich, Cheshire West and Chester is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Northwich, Cheshire West and Chester at present are 9.735 μg/m3.
The current PM10 levels in Northwich, Cheshire West and Chester are 26.223 μg/m3.
The current carbon monoxide (CO) level in Northwich, Cheshire West and Chester is 0.765 ppm.
The current sulfur dioxide (SO2) levels in Northwich, Cheshire West and Chester are 1.047 ppb.
The current ozone (O3) levels at Northwich, Cheshire West and Chester is 18.81 ppm.
The current nitrogen dioxide (NO2) levels at Northwich, Cheshire West and Chester is 29.06 ppb.
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